K 50 SQ - 8 Ohm

Art. No. 2897

5 cm (2") miniature speaker with plastic diaphragm, square metal basket with 4 mounting holes and foam gasket. 2.8 x 0.5 mm contact pin. Thanks to its compact dimensions, suitable for signal output in machines and other equipment where space is at a premium.

*) IP protection class for front side when built into a sealed enclosure

Typical applications

Voice and signal output in machines and other equipment both indoors and outdoors

Attributes

Metal basket
Plastic membrane (mylar)
Functionally at cold according to EN 60068-2-1/EN 50155

Rated power	2 W
Maximum power	3 W
Nominal impedance Z	8 Ohm
Frequency response	250–10000 Hz
Mean sound pressure level	83 dB (1 W/1 m)
Opening angle (-6 dB)	180°/4000 Hz
Excursion limit	+/−1 mm
Resonance frequency fs	480 Hz
Height of front pole-plate	2 mm
Voice coil diameter	14 mm
Height of winding	3 mm
Cutout diameter	45 mm
Net weight	0.05 kg
D.C. resistance Rdc	7.3 Ohm
Mechanical Q factor Qms	6.42
Electrical Q factor Qes	7.32
Total Q factor Qts	3.42
Equivalent volume Vas	0.06 l
Effective piston area Sd	12.5 cm²
Dynamically moved mass Mms	0.4 g
Force factor Bxl	1.12 T m
Connections	2.8 x 0.5 mm (+)/2.8 x 0.5 mm (-)
Protective system	IP 65IP x7
Temperature range	−40 ... 80 °C

Rated power

2 W

Maximum power

3 W

Nominal impedance Z

8 Ohm

Frequency response

250–10000 Hz

Mean sound pressure level

83 dB (1 W/1 m)

Opening angle (-6 dB)

180°/4000 Hz

Excursion limit

+/−1 mm

Resonance frequency fs

480 Hz

Height of front pole-plate

2 mm

Voice coil diameter

14 mm

Height of winding

3 mm

Cutout diameter

45 mm

Net weight

0.05 kg

D.C. resistance Rdc

7.3 Ohm

Mechanical Q factor Qms

6.42

Electrical Q factor Qes

7.32

Total Q factor Qts

3.42

Equivalent volume Vas

0.06 l

Effective piston area Sd

12.5 cm²

Dynamically moved mass Mms

0.4 g

Force factor Bxl

1.12 T m

Connections

2.8 x 0.5 mm (+)/2.8 x 0.5 mm (-)

Protective system

IP 65IP x7

Temperature range

−40 ... 80 °C